Question

F(x)= x²+4x+4. Determine f(1/4)

f(1/4)= 1/4² + 4. 1/4 + 4
é assim?
e como resolver?

Answer 1

f(x)=x^2+4x+4 f (1/4)=(1/4)^2+4*(1/4)+4 f (1/4)=(1/16)+1+4 f (1/4)=(1/16)+5 f (1/4)=(1+80)/16=81/16